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-rw-r--r--passes/sat/mutate.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/passes/sat/mutate.cc b/passes/sat/mutate.cc
index 42eb0c6d0..02174be53 100644
--- a/passes/sat/mutate.cc
+++ b/passes/sat/mutate.cc
@@ -527,6 +527,8 @@ void mutate_list(Design *design, const mutate_opts_t &opts, const string &filena
}
log("Raw database size: %d\n", GetSize(database));
+ if (N > GetSize(database))
+ log_warning("%d mutations requested but only %d could be created!\n", N, GetSize(database));
if (N != 0) {
database_reduce(database, opts, opts.none ? N-1 : N, rng);
log("Reduced database size: %d\n", GetSize(database));